package com.zzhrtech.wgzx_cityzen.utils;

import android.graphics.Bitmap;
import android.graphics.BitmapFactory;

import com.squareup.okhttp.MediaType;
import com.squareup.okhttp.MultipartBuilder;
import com.squareup.okhttp.RequestBody;

import java.io.ByteArrayOutputStream;
import java.io.File;
import java.util.Map;

/**
 * Created by renxiangpeng on 16/7/13.
 */
public class OkHttpPicManager {
    //参数类型
    private static final MediaType MEDIA_TYPE_PNG = MediaType.parse("image/png");
    private static final MediaType MEDIA_TYPE_MP4 = MediaType.parse("video/mpeg4");


    MultipartBuilder builder = new MultipartBuilder().type(MultipartBuilder.FORM);

    public RequestBody getBody(Map<String,String> map, Map<String,String> file){

        //遍历map中所有参数到builder
        for (String key : map.keySet()) {
            builder.addFormDataPart(key, map.get(key));
        }

        //遍历paths中所有图片绝对路径到builder，并约定key如“upload”作为后台接受多张图片的key
        for (String key : file.keySet()) {

            File file1 = new File(file.get(key));
//            builder.addFormDataPart(key, file1.getName(), RequestBody.create(MEDIA_TYPE_PNG, file1));
            if (key.equals("myVideo")){
                builder.addFormDataPart(key,file1.getName(),RequestBody.create(MEDIA_TYPE_MP4,file1));
            }else {
                builder.addFormDataPart(key, file1.getName(), RequestBody.create(MEDIA_TYPE_PNG, getimage(file.get(key))));
            }
            //RequestBody.create(MediaType.parse(getType(file.get(key)))
        }

        RequestBody requestBody = builder.build();
        return requestBody;
    }


//    private String getType(String path){
//        BitmapFactory.Options options = new BitmapFactory.Options();
//        options.inJustDecodeBounds = true;
//        BitmapFactory.decodeFile(path, options);
//        String type = options.outMimeType;
//        return type;
//    }

    private byte[] getimage(String srcPath) {
        BitmapFactory.Options newOpts = new BitmapFactory.Options();
        //开始读入图片，此时把options.inJustDecodeBounds 设回true了
        newOpts.inJustDecodeBounds = true;
        Bitmap bitmap = BitmapFactory.decodeFile(srcPath,newOpts);//此时返回bm为空

        newOpts.inJustDecodeBounds = false;
        int w = newOpts.outWidth;
        int h = newOpts.outHeight;
        //现在主流手机比较多是800*480分辨率，所以高和宽我们设置为
        float hh = 800f;//这里设置高度为800f
        float ww = 480f;//这里设置宽度为480f
        //缩放比。由于是固定比例缩放，只用高或者宽其中一个数据进行计算即可
        int be = 1;//be=1表示不缩放
        if (w > h && w > ww) {//如果宽度大的话根据宽度固定大小缩放
            be = (int) (newOpts.outWidth / ww);
        } else if (w < h && h > hh) {//如果高度高的话根据宽度固定大小缩放
            be = (int) (newOpts.outHeight / hh);
        }
        if (be <= 0)
            be = 1;
        newOpts.inSampleSize = be;//设置缩放比例
        //重新读入图片，注意此时已经把options.inJustDecodeBounds 设回false了
        bitmap = BitmapFactory.decodeFile(srcPath, newOpts);
        return compressImage(bitmap);//压缩好比例大小后再进行质量压缩
    }

    private byte[] compressImage(Bitmap image) {

        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        image.compress(Bitmap.CompressFormat.JPEG, 100, baos);//质量压缩方法，这里100表示不压缩，把压缩后的数据存放到baos中
        int options = 100;
        while ( baos.toByteArray().length / 1024>100) {	//循环判断如果压缩后图片是否大于100kb,大于继续压缩
            baos.reset();//重置baos即清空baos
            image.compress(Bitmap.CompressFormat.JPEG, options, baos);//这里压缩options%，把压缩后的数据存放到baos中
            options -= 10;//每次都减少10
        }
        byte[] data = baos.toByteArray();
//        ByteArrayInputStream isBm = new ByteArrayInputStream(baos.toByteArray());//把压缩后的数据baos存放到ByteArrayInputStream中
//        Bitmap bitmap = BitmapFactory.decodeStream(isBm, null, null);//把ByteArrayInputStream数据生成图片
        return data;
    }
}
